Results 61 to 70 of about 681 (150)

KAJIAN EKOLOGIS SUNGAI ARBES AMBON MALUKU [PDF]

open access: yes, 2018
Keanekaragaman jenis adalah keanekaragaman yang ditemukan di antara makhluk hidup yang berbeda jenis di dalam sebuah ekosistem, baik tumbuhan, hewan, dan mikroorganisme. Ada beragam jenis ekosistem yang dapat dijumpai di bumi ini.
Firdaushi, Nirmala Fitria   +1 more
core   +2 more sources

Rainbow Trout Cage Culture and Benthic Production in East-Central South Dakota Dugouts [PDF]

open access: yes, 1984
Forty-five cages, encompassing 1.0 m3 of water, distributed between three dugout ponds, were stocked with rainbow trout (Salmo gairdneri) fingerlings to determine the feasibility of raising annual fish crops.
Schuler, Glenn David
core   +1 more source

The development of freshwater science in Britain, and British contributions abroad, 1900-2000 [PDF]

open access: yes, 2004
This article outlines the development of freshwater science between 1900 and 2000 and in particular traces British contributions, both to a deepened knowledge of specifics and to their interrelation as environmental and ecological science.
Talling, Jack
core  

Assessment of risks posed by import of live medicinal leeches to biodiversity in Norway [PDF]

open access: yes
Import of leeches for medical use and hobby keeping poses a low risk of negative effects on Norwegian biodiversity. The two species of leeches (Hirudo medicinalis and H.
Berg, Paul Ragnar   +11 more
core   +3 more sources

Influência do uso do solo sobre a comunidade de macroinvertebrados aquáticos em córregos da bacia hidrográfica da Lagoa do Peri, Florianópolis, SC [PDF]

open access: yes, 2008
TCC (graduação) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Curso de Ciências ...
Teive, Letícia Frozza
core   +1 more source

Материалы ко второму изданию Красной книги Белгородской области. Растения, лишайники, грибы и животные, рекомендуемые для включения в списки охраняемых видов. 5. Раздел "Животные" [PDF]

open access: yes, 2017
Приведены перечни видов беспозвоночных и позвоночных животных, рекомендуемых для включения во второе издание Красной книги Белгородской области. Основанием к обновлению перечней послужили материалы, собранные на территории региона в период с 2004 г.
Присный, А. В.   +4 more
core   +1 more source

DNA barcoding of Iranian leeches (Annelida: Clitellata: Hirudinida)

open access: yesJournal of Zoological Systematics and Evolutionary Research, 2021
Kaveh Darabi‐Darestani   +4 more
openaire   +1 more source

Maduración testicular e histologia de Haemopis sp. (Annelida: Hirudinidae )

open access: yes, 2006
"Se realizó un estudio histo1ógico del testiculo de la sanguijuela Haemopis sp. losejemplares se obtuvieron del mercado de Jamaica, Cd. de México. Se extrajeron las gónadas masculinas y fueron fijadas en formaldehido al 4%, para su tratamiento con TecnicaHisto1ógica por inclusión en parafina, se realizaron cortes con un espesor de 8 micras, quefueron ...
R. T. Paredes   +3 more
openaire   +1 more source

First record of Xerobdella anulata Autrum, 1958 (Hirudinida: Xerobdellidae) from Serbia

open access: yes, 2020
Summary. Xerobdella anulata Autrum, 1958 was described from Sarajevo and Bjelašnica (Bosnia and Herzegovina). Since, only a few additional records have been published. Recently, two specimens of this land leech were found on Tara Mountain (Serbia). This is the first record of X.
openaire   +1 more source

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